Salesforce Certified MuleSoft Platform Integration Architect (Mule-Arch-202) Exam - Topic 2 Question 28 Discussion

Actual exam question for Salesforce's Salesforce Certified MuleSoft Platform Integration Architect (Mule-Arch-202) exam

Question #: 28
Topic #: 2

[All Salesforce Certified MuleSoft Platform Integration Architect (Mule-Arch-202) Questions]

An integration Mule application is deployed to a customer-hosted multi-node Mule 4 runtime duster. The Mule application uses a Listener operation of a JMS connector to receive incoming messages from a JMS queue.

How are the messages consumed by the Mule application?

ADepending on the JMS provider's configuration, either all messages are consumed by ONLY the primary cluster node or else ALL messages are consumed by ALL cluster nodes

BRegardless of the Listener operation configuration, all messages are consumed by ALL cluster nodes

CDepending on the Listener operation configuration, either all messages are consumed by ONLY the primary cluster node or else EACH message is consumed by ANY ONE cluster node

DRegardless of the Listener operation configuration, all messages are consumed by ONLY the primary cluster node

Show Suggested Answer

Suggested Answer: C

Correct answer is Depending on the Listener operation configuration, either all messages are consumed by ONLY the primary cluster node or else EACH message is consumed by ANY ONE cluster node

For applications running in clusters, you have to keep in mind the concept of primary node and how the connector will behave. When running in a cluster, the JMS listener default behavior will be to receive messages only in the primary node, no matter what kind of destination you are consuming from. In case of consuming messages from a Queue, you'll want to change this configuration to receive messages in all the nodes of the cluster, not just the primary.

This can be done with the primaryNodeOnly parameter:

<jms:listener config-ref='config' destination='${inputQueue}' primaryNodeOnly='false'/>

by Nickole at Apr 05, 2025, 09:46 AM

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Herminia

4 months ago

Definitely not D, that would be too limiting.

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Shannon

4 months ago

I disagree, A seems more accurate to me.

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Elbert

5 months ago

B is definitely wrong, can't consume on all nodes like that.

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Tambra

5 months ago

Wait, so all messages can go to any node? That's surprising!

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Kanisha

5 months ago

I think it's C, makes the most sense.

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Juliann

5 months ago

I’m pretty certain that only the primary node consumes messages unless configured otherwise, so I’m leaning towards option A.

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Jannette

5 months ago

I feel like I read that messages can be consumed by different nodes based on the JMS provider's setup, but I can't recall the exact details.

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Leslie

6 months ago

I think I practiced a similar question where the listener's configuration determined how messages were consumed. Maybe it's option C?

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Rhea

6 months ago

I remember something about how JMS works in clustered environments, but I'm not sure if it's all nodes or just the primary that consumes messages.

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Leontine

6 months ago

This seems straightforward to me. Based on my understanding of Mule 4 clustering, the messages will be consumed by all cluster nodes, regardless of the Listener operation configuration. I'm confident I can identify the correct answer.

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Luther

6 months ago

Okay, I think I've got this. The key is understanding how the Listener operation configuration interacts with the JMS provider settings. I'll carefully consider each answer option and select the one that best matches the behavior described in the question.

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Madalyn

6 months ago

Hmm, I'm a bit confused by the wording of the question. I'll need to think through the different scenarios and how the JMS provider and Listener operation settings might impact message consumption across the cluster nodes.

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Tyisha

7 months ago

This seems like a tricky question about how messages are consumed in a Mule 4 cluster. I'll need to carefully review the details about the JMS connector and Listener operation configuration to determine the correct answer.

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Esteban

12 months ago

Option D? Really? Putting all the eggs in one basket doesn't sound like a good idea to me. I'll stick with C or B.

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Rutha

11 months ago

Yeah, I don't think putting all the load on one node is a good idea. Option C sounds like a more balanced approach.

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Stefan

11 months ago

I think option B might be the best choice here. It ensures all cluster nodes are consuming the messages.

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Geraldine

11 months ago

I agree, option D does seem risky. I would go with option C just to be safe.

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Noel

12 months ago

Haha, I bet the JMS provider is having a real fun time keeping up with this Mule application! Option A sounds like a wild ride.

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Fidelia

12 months ago

I'm leaning towards option B. Seems like a safer bet to have all nodes consume the messages, just in case the primary node goes down or something.

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Keith

10 months ago

User4: I see your point, User3. It's important to consider the JMS provider's configuration when deciding how messages are consumed.

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Kristeen

11 months ago

User3: I'm not sure, but I think option A could also work depending on the JMS provider's configuration.

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Alethea

11 months ago

User2: I agree with User1. Option C seems like the best choice for ensuring all messages are consumed.

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Leatha

12 months ago

User1: I think option C makes more sense. Each message being consumed by any one cluster node sounds efficient.

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Raina

1 year ago

That's interesting. I wonder how the Mule application handles message consumption in a multi-node cluster.

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Edward

1 year ago

I believe all messages are consumed by ALL cluster nodes regardless of the Listener operation configuration.

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Craig

1 year ago

Option C sounds like the way to go. It makes sense that the configuration would determine whether all nodes consume the messages or just the primary one.

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